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Posted to dev@hive.apache.org by "Xuefu Zhang (JIRA)" <ji...@apache.org> on 2013/10/08 23:57:42 UTC
[jira] [Updated] (HIVE-5492) Explain query fails with NPE if a
client doesn't call getResultSetSchema()
[ https://issues.apache.org/jira/browse/HIVE-5492?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Xuefu Zhang updated HIVE-5492:
------------------------------
Status: Patch Available (was: Open)
> Explain query fails with NPE if a client doesn't call getResultSetSchema()
> --------------------------------------------------------------------------
>
> Key: HIVE-5492
> URL: https://issues.apache.org/jira/browse/HIVE-5492
> Project: Hive
> Issue Type: Bug
> Components: Thrift API
> Affects Versions: 0.11.0
> Reporter: Xuefu Zhang
> Assignee: Xuefu Zhang
> Fix For: 0.13.0
>
> Attachments: HIVE-5492.patch
>
>
> If a thrift client makes an explain query and fetches results without calling getResultSetSchema() first, NullPointerException will occur in Hive.
> {code}
> org.apache.hive.service.cli.HiveSQLException: java.lang.NullPointerException
> at org.apache.hive.service.cli.operation.SQLOperation.getNextRowSet(SQLOperation.java:262)
> at org.apache.hive.service.cli.operation.OperationManager.getOperationNextRowSet(OperationManager.java:179)
> at org.apache.hive.service.cli.session.HiveSessionImpl.fetchResults(HiveSessionImpl.java:422)
> at org.apache.hive.service.cli.CLIService.fetchResults(CLIService.java:333)
> at org.apache.hive.service.cli.thrift.ThriftCLIService.FetchResults(ThriftCLIService.java:413)
> at org.apache.hive.service.cli.thrift.TCLIService$Processor$FetchResults.getResult(TCLIService.java:1613)
> at org.apache.hive.service.cli.thrift.TCLIService$Processor$FetchResults.getResult(TCLIService.java:1598)
> at org.apache.thrift.ProcessFunction.process(ProcessFunction.java:39)
> at org.apache.thrift.TBaseProcessor.process(TBaseProcessor.java:39)
> at org.apache.hive.service.auth.TUGIContainingProcessor$1.run(TUGIContainingProcessor.java:40)
> at org.apache.hive.service.auth.TUGIContainingProcessor$1.run(TUGIContainingProcessor.java:37)
> at java.security.AccessController.doPrivileged(Native Method)
> at javax.security.auth.Subject.doAs(Subject.java:415)
> at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1477)
> at org.apache.hadoop.hive.shims.HadoopShimsSecure.doAs(HadoopShimsSecure.java:527)
> at org.apache.hive.service.auth.TUGIContainingProcessor.process(TUGIContainingProcessor.java:37)
> at org.apache.thrift.server.TThreadPoolServer$WorkerProcess.run(TThreadPoolServer.java:244)
> at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> at java.lang.Thread.run(Thread.java:724)
> Caused by: java.lang.NullPointerException
> at org.apache.hive.service.cli.Row.<init>(Row.java:45)
> at org.apache.hive.service.cli.RowSet.addRow(RowSet.java:61)
> at org.apache.hive.service.cli.operation.SQLOperation.getNextRowSet(SQLOperation.java:254)
> ... 19 more
> {code}
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